Kvm Security
The latest Kvm Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
Januscape Vulnerability: Why Windows Admins Must Act on Latest KVM Guest Escape Bug
A critical vulnerability in the Linux Kernel-based Virtual Machine (KVM) hypervisor, publicly disclosed on July 6, 2026, allows guest-to-host escape on both Intel and AMD systems. Tracked as...
CVE-2026-46113: Critical KVM Shadow Paging Bug Puts Windows VMs at Risk on Linux Hosts
A severe use-after-free vulnerability in the Linux kernel's Kernel-based Virtual Machine (KVM) has been assigned CVE-2026-46113, forcing organizations running Windows virtual machines on Linux hosts...
CVE-2026-45987: Linux Kernel KVM Flaw in AMD Nested Virtualization Can Hang L2 Guests After Restore
A newly disclosed vulnerability in the Linux kernel's KVM hypervisor can freeze nested virtual machines on AMD processors after a VM restore operation. Tracked as CVE-2026-45987 and rated 6.5...
CVE-2026-46071: KVM nSVM Vulnerability Exposes Guest LBR Data on AMD Nested Virtualization
A newly disclosed vulnerability in the Linux kernel’s KVM (Kernel-based Virtual Machine) has been published by the National Vulnerability Database (NVD) on May 27, 2026. Tracked as CVE-2026-46071,...
Critical KVM Use-After-Free Flaw Exposes Linux Hypervisors – Patch Now to Block Guest Attacks
On April 24, 2026, the National Vulnerability Database published CVE-2026-31588, a memory safety bug in the Linux kernel’s KVM hypervisor that allows a guest virtual machine to trigger a...
KVM VMX RSB Underflow Patch CVE-2022-49610: Linux Hypervisor Security Fix
A critical security vulnerability in the Linux kernel's KVM hypervisor has been addressed through CVE-2022-49610, patching a Return Stack Buffer (RSB) underflow condition in the VMX (Virtual Machine...